Cheapest priced copy (Kamigawa: Neon Dynasty): $0.35 at Card Kingdom, near mint, their price list as of .
Walking Skyscraper 
Artifact Creature — Construct · 8/8 · Uncommon · Kamigawa: Neon Dynasty · #263
This spell costs {1} less to cast for each modified creature you control. (Equipment, Auras you control, and counters are modifications.)
Trample
This creature has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.)
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Kamigawa: Neon Dynasty | 263 | Uncommon | $0.35 | $0.49 |
3 rulings from Wizards of the Coast
- 18 February 2022A creature that is equipped is considered modified no matter who controls the Equipment that's attached to it.
- 18 February 2022A creature with a counter on it is considered modified no matter what kind of counter it is or which player put it on that creature.
- 18 February 2022An Aura controlled by an opponent does not cause a creature you control to be modified.